Bug 976772 - [e10s] Make sure context menu appears at the right place, even in a subframe (r=felipe)
Bug 976772 - [e10s] Make sure <select> element appears at the right place, even in a subframe (r=felipe)
Bug 976621 - [e10s] Don't allow tabs to be dragged between e10s and non-e10s windows (r=felipe)